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65 results about "Normal vision" patented technology
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Studies have found that"normal" vision is being able to see a certain size line on the eye chart (the Snellen Chart) from 20 feet away. If you have 20/20 vision, you can see clearly at 20 feet what should normally be seen at that distance.
Head/helmet mounted passive and active infrared imaging system with/without parallax
InactiveUS6456261B1Television system detailsCathode-ray tube indicatorsTransceiverFocal Plane Arrays
A passive / active infrared imaging system apparatus for mounting on a head / helmet includes a passive infrared camera Head Pack having a removable narrow band filter cover, an objective lens, a beam splitter, an uncooled focal plane array (UFPA) package, an interface board, and a display unit such a liquid crystal display (LCD), with forward / back, up / down, and tilt adjustment functions fitting any mask, mounted in the front of said head / helmet for converting infrared light images into electronic signals. An electronic unit coupled between the UFPA of the infrared camera and the display unit, includes a controller for processing video signals from the infrared camera and supplying them to the display unit. The electronic circuit includes a wireless video & audio transceiver, a piezoelectric microphone, a voice controller, and a neural network pattern recognition chip. The display unit (such as LCD)] is inside the head pack and mounted on the head / helmet for converting electronic signals into visible light images, so that it is in front of eyes of a user, so that the user can directly view an external scene without blocking his normal vision, if the optical axis of the display unit is aligned with the optical axis of the objective lens, the system parallax is eliminated. A Battery Pack having a video controller board and battery is mounted on the rear of the head / helmet so that it gives the video output and power to the infrared system. An eye-safe near infrared laser diode with corresponding optical and electronic attachments mounted on the head / helmet illuminates targets to get images through same passive infrared system.
Owner:ZHANG EVAN Y W
Double bifocal intraocular lens-spectacle telescopic device for low vision use
InactiveUS20060058874A1Improve eyesightHigh magnificationIntraocular lensOptical partsIntraocular lensOptical power
A double bifocal intra-ocular lens and spectacle system that can be used to enhance the vision of persons suffering from low-vision includes a first optical element placed in or on the eye, and a second optical element placed external to the eye. In particular, the first optical element is designed to be placed in or on the eye. This element includes an inner region and an outer annular region with first and second optical powers respectively. A second optical element that has two regions is disposed external to the eye and aligned so that a first region having a third optical power is optically coupled to the outer annular region for normal vision and the respective optical powers are selected to provide for the standard distance correction of the eye. The second region is arranged so that when aligned with the eye, the second region and the inner region of the first optical element form a Galilean telescope that provides for a magnified image to be provided therefrom.
Owner:THE SCHEPENS EYE RES INST
Visual prosthesis image acquisition device on basis of eye tracking
ActiveCN102813574AImprove user experienceBionicTelevision system detailsColor television detailsBiomimeticsControl signal
The invention discloses a visual prosthesis image acquisition device which comprises an eye movement acquiring and processing module, a camera and a rotating cradle head. The eye movement acquiring and processing module is used for acquiring an eye movement signal of an eyeball and sending a control signal according to the signal to control the rotation of the rotating cradle head so as to ensure the camera fixed on the rotating cradle head to turn to the rotation direction of the eyeball and acquire an image in the direction, wherein the eye movement acquiring and processing module comprises an eye movement camera for shooting a video of movement of a pupil of the eyeball and an eye movement video receiving and processing unit for receiving the video and acquiring the rotation direction of the eyeball by the video. According to the invention, by acquiring the rotation direction of the eyeball in real time so as to control the rotating cradle head to drive the camera to turn to the direct and acquire the image in the direction, the biomimetics on human vision and eye movement functions is well implemented, so that a user acquires the prosthesis visual experience closer to the normal vision.
Owner:SHANGHAI JIAO TONG UNIV
Binocular electronic reader
InactiveCN101833663AAuxiliary save wellImprove character recognition rateCharacter and pattern recognitionElectronic documentDocumentation
The invention discloses a binocular electronic reader, and belongs to the field of image recognition. The binocular electronic reader is operated by the following steps of: acquiring two images of a document at different angles through two cameras; processing the images by using the principle of computer vision; and finally converting the images into sound through character recognition, speech synthesis and sounding processing. The binocular electronic reader can assist saving valuable data and realize electronic document, also can assist blind persons and weak sight readers in reading, and also can assist people with normal vision in avoiding visual fatigue and slow down eye myopia.
Owner:NORTH CHINA UNIVERSITY OF TECHNOLOGY
Visual training system suitable for being used together with handheld device
A visual training system suitable for being used together with a handheld device can help users to complete multidimensional eye movement, cervical spine movement driven by eyes and / or spine movement driven by eyes. The visual training system comprises an input device, a visual mark point storage device, a visual mark point determining device and a visual mark point display and control device. The visual training system makes remarkable contributions in prevention and treatment of eye diseases such as myopia, and the contributions include that successful experiences are directly learned from clear-sighted humans or animals in nature, by means of the visual training system based on the small handheld screen, more people can enjoy daily vision care provided by the small handheld screen with micro input or low input, reserves of seven kinds of power of the visual training system can be increased comprehensively, pathogenesis of eye diseases such as myopia can be removed three-dimensionally, three requirements for recovering and maintaining good eyesight can be obtained, and normal eyesight of users can be recovered and increased gradually.
Owner:丛繁滋
Corneal topography measurement and alignment of corneal surgical procedures
Methods and apparatus are configures to measure an eye without contacting the eye with a patient interface, and these measurements are used to determine alignment and placement of the incisions when the patient interface contacts the eye. The pre-contact locations of one or more structures of the eye can be used to determine corresponding post-contact locations of the one or more optical structures of the eye when the patient interface has contacted the eye, such that the laser incisions are placed at locations that promote normal vision of the eye. The incisions are positioned in relation to the pre-contact optical structures of the eye, such as an astigmatic treatment axis, nodal points of the eye, and visual axis of the eye.
Owner:眼力健发展有限责任公司
Waveguide display structure capable of improving visual experience
InactiveCN107272210ADoes not affect observationImprove visual experienceOptical elementsProcessing costVisual impairment
The invention discloses a waveguide display structure capable of improving visual experience. An imaging correcting lens with negative diopter is arranged at the near-to-eye end of a traditional waveguide, and a system correction lens with positive diopter is arranged at the other side of the traditional waveguide; the imaging correction lens and the system correction lens compensate each other; and the overall diopter of the waveguide display structure is zero. According to the waveguide display structure of the present invention, a display imaging structure is modified without changing the traditional waveguide, and therefore, the waveguide display structure of the invention has the advantages of simple structure and low processing cost. With the waveguide display structure adopted, people with impaired vision, people with corrected vision and people with normal vision, whose myopia degrees range from -120 degrees to 800 degrees, can see clear images in the waveguide, the display effect of the waveguide can be significantly improved, and the observation of the outside world by a wearer will not be affected. The waveguide display structure is of great significance for improving waveguide visual experience and popularizing waveguide display technology.
Owner:SHANGHAI RAYPAI PHOTONIC CRYSTAL LTD
Healthy edible oil without freeradical
InactiveCN101228908AGet the most out of your antioxidant capacityEffective absorptionEdible oils/fatsFood preparationCancer preventionAntioxidant capacity
The invention discloses a free radicals scavenging healthful edible oil that is of anticancer and cancer prevention and can at the same time sustain the normal vision and normal morphology and function of epithelial tissues, etc, which is characterized in that the edible oil is provided with Vitamin A and lycopene, while the Vitamin A content in the edible oil is 0.01-500mg / 100g and the lycopene content in the edible oil is 0.01-70mg / 100g. The edible oil of the invention is well suitable for the Chinese food habits, the Vitamin A and the lycopene in which can be effectively absorbed by human body in the routine diet, so that people can fully utilize a plurality of functions of Vitamin A and lycopene, such as antioxidant capacity, free radicals scavenging capacity and repairing cells, anti-aging, anticancer and cancer prevention, sustaining normal vision and normal morphology and function of epithelial tissues and so on, thus playing a positive role for the health of human body.
Owner:南京公允科技有限公司
Preparation method of wild boar preserved meat
InactiveCN106819877ANo mildewNo mildew; no smellFood ingredient as colourFood ingredient as taste affecting agentFlavorForeign matter
The invention belongs to the technical field of food processing, and particularly relates to a preparation method of wild boar preserved meat. The preparation method comprises the following steps of A, selecting materials; B, treating at high pressure; C, preparing auxiliary materials; D, pickling; E, airing; F, fumigating; G, air drying. The wild boar preserved meat prepared by the preparation method has the advantages that the lean meat is bright red or dark red, and the fat meat is transparent or milky white, and the mucus and mildewing point are avoided; the foreign odor and rancid flavor are avoided; the meat body is dry, firm and elastic, the appearance is regular, the mildewing and mildew spot white membrane are avoided, and the foreign matter outside normal vision is avoided; after cooking, the taste is rich, the fat meat is not greasy, and the lean meat does not stick teeth.
Owner:巫溪县长贵养殖有限公司
Alvarez zoom intelligent glasses
The invention discloses Alvarez zoom intelligent glasses. The glasses comprise a spectacle frame and lenses; the lens at each side is composed of an Alvarez free curve lens, one Alvarez free curve lens is composed of two optical lenses; each lens is fixed on a guide rail of the spectacle frame through a sliding block, one of two of the two optical lenses can freely slide on the guide rail of the spectacle frame, thereby automatically adjusting focal power according to the distance of observing a target by a wearer, and enabling the user to observe the target in the most comfortable state; theeye muscle fatigue is relieved; the aim of preventing the myopia can be achieved for the young user with normal vision; for the aged presbyopia patient, the presbyopia patient can conveniently and clearly see the distant and near targets.
Owner:HANGZHOU DIANZI UNIV
Intraocular pressure monitoring device
Owner:TSINGHUA UNIV
Helmet type mediated reality glasses having navigation function
The invention discloses helmet type mediated reality glasses having a navigation function. The helmet type mediated reality glasses comprise a helmet, MR mediated reality glasses, a mobile phone same-screen set device and a mobile phone, wherein the mobile phone same-screen set device is installed under the brim at the front part of the helmet and above the MR mediated reality glasses, and the mobile phone same-screen set device comprises a mobile phone same-screen set and a display screen; the mobile phone is installed in a mobile phone installation groove at the rear part of the helmet; and the MR mediated reality glasses are arranged at the front part of the helmet and below the mobile phone same-screen set device, and is matched with the mobile phone same-screen set device for refracting a navigation information image of the display screen so as to project and transmit the navigation information image to human eyes. On the premise of not affecting normal vision of a rider in watching, the helmet type mediated reality glasses can superpose the real environment and the virtual navigation information to a same image in real time, so that both riding and navigation are not affected.
Owner:SHENYANG POLYTECHNIC UNIV
Sandwich type harmonic-diffraction Alvarez variable-focal-length intelligent glasses
PendingCN109116580ARelieve fatigueEasy to see clearlyDiffraction gratingsOptical partsOptical axisPhase difference
The invention discloses sandwich type harmonic-diffraction Alvarez variable-focal-length intelligent glasses which comprise a spectacle frame and lenses, wherein each lens is formed by a harmonic-diffraction Alvarez lens assembly, each harmonic-diffraction Alvarez lens assembly is composed of three lenses, each lens is provided with harmonic diffraction microstructure surface, two lenses on the outer sides of each group of lenses are fixed to the spectacle frame to form a sealed space, the lens in the middle is fixed to a guiding rail of the spectacle frame through a sliding block, the lens inthe middle can slide in the direction perpendicular to the optical axis, and the surface of each harmonic-diffraction microstructure is prepared by removing phase difference of the Alvarez lens. Thepurpose of automatically adjusting the focal power according to the target observing distance of a wearer is achieved, a user can observe targets in the most comfortable state, eye muscle fatigue is relieved, and the purpose of preventing myopia can be achieved for teenager users with normal vision.
Owner:HANGZHOU DIANZI UNIV
Eye patch for preventing and treating myopia
InactiveCN104352302AExercise focus adjustment abilityRelieve spasmsEye exercisersEye-masksBilateral eyesAstigmatism
The invention discloses an eye patch for preventing and treating myopia. The eye patch comprises a patch body matched with double eyes and fixing belts; different from the existing technology, the front part of the patch body is connected with two light-proof visual tubes, full chromatographic light sources are uniformly distributed and arranged on the inner walls of the front ends of the visual tubes in 360 degrees, the visual tubes are provided with light control switches respectively, and the on / off of the light sources is controlled through the switches. The eye patch has a simple structure and is convenient and practical, 360-degree rotary training of eyeballs can be realized, and the purposes of preventing and treating the myopia, astigmatism and cross eye can be achieved by consistent use. When a person with normal vision uses the eye patch, the eye fatigue can be relieved, the sensitivity of the eyes to light can be improved, and the vision can be protected.
Owner:GUANGXI MINGHUI TECH
Sight distance visibility meter and measuring method thereof
InactiveCN104777103ASimple structureLow costMaterial analysis by optical meansActuatorMeasurement precision
Owner:XIAN HAO TONG ENERGY SAVING ENG EQUIP
Virtual-reality equipment
InactiveCN106291938AImprove use comfort performanceAvoid inconvenienceOptical elementsDisplay deviceEyewear
The invention discloses virtual-reality equipment which comprises a virtual-reality display device, a lens group and a diopter adjuster, wherein the virtual-reality display device is used for displaying a display source signal by virtue of connection with video equipment; the lens group is a combination of at least two lenses; the diopter adjuster is used for regulating the distance between the lenses in the lens group, so as to ensure that the diopter of the lens group is continuously adjustable in a preset range. By virtue of the virtual-reality equipment provided by the invention, a user can adjust the distance between the lenses of the equipment, so that formed images are positioned within the normal vision range of the user, the problem that inconvenience in use is caused since a crowd suffering from myopia or hypermetropia must wear glasses while using traditional VR equipment or lenses with fixed diopter are additionally arranged on the equipment is avoided, the user requirements of most people are met, and furthermore, the use comfort level of the user is improved.
Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD
Visual training book
InactiveCN102048627AImprove discriminationEasy to adjustEye exercisersEye treatmentPattern recognitionNull character
The invention discloses a visual training book. The visual training book mainly comprises a carrier on which characters or patterns can be printed, and the characters or the patterns or the combination of the characters and the patterns printed on the carrier, and is characterized in that: the character height of the smallest characters is less than 2mm, the character width of the smallest characters is less than 2mm, the line space of the smallest patterns is less than 1mm, and the characters and lines is clearly recognized by people with normal vision. When the visual training book is used, the characters or the patterns are industriously recognized by amblyopic eyes or astigmatic eyes; larger characters or patterns which are easily recognized are firstly recognized; and smaller characters or patterns are gradually recognized; and smaller and smaller characters and patterns can be recognized by training for more than 30 minutes each day. The characters and patterns are fine, so that a large training space and high strength can be achieved; and a user can select favorite characters or patterns for the training, so that the visual training book has high interest and the user is intent during the training. Multiple users use the visual training book to prove that: by the visual training book, the vision of the amblyopic eyes or the astigmatic eyes can be effectively improved.
Owner:谢刚
Method and System for Simulating/Emulating Vision Via Intraocular Devices or Lenses prior to Surgery
InactiveUS20130250245A1Possible to useComponent can be removedEye diagnosticsEducational modelsIntermediate imageArtificial Eyes
A method and system for simulating / emulating vision using intraocular devices or lenses prior to surgery, preferably using multifocal and monofocal intraocular lenses. The invention allows the patient, prior to surgery, to compare the differences in the perception of an image as seen with the intraocular lens and with normal vision, determining which type of lens the patient prefers, and in turn allows the ophthalmologist to measure which provides the better visual performance. The invention comprises a system containing the intraocular lens, called an artificial eye, a lens for transporting the image from the intraocular lens and eliminating the blur introduced by the artificial eye, and at least one telescope or optometer which transports the intermediate image from the intraocular lens onto the patient's pupil. In this manner, the patient is shown how he / she would see after surgery with each type of lens proposed by the ophthalmologist.
Owner:LUQUE SERGIO OSCAR +1
Self-focusing VR helmet
The invention discloses a self-focusing VR helmet comprising a focusable lens group and a micro motor. The focusable lens group comprises a left eye lens and a right eye lens. The left eye lens and the right eye lens of the focusable lens group are respectively corresponding to the left eye and the right eye of a user under the wearing state of the helmet. The left eye lens and the right eye lens respectively comprise a lens or are respectively composed of at least two lenses through lamination. Both of the left eye lens and the right eye lens at least comprise a multifocal lens. According to the self-focusing VR helmet, the focusable binocular lens group is formed by one or multiple multifocal lenses through lamination; and a gear is driven by rotation of the micro motor, the gear is adaptive to the focusable lens group binocular lenses in a linkage way by the micro motor and the corresponding lenses are rotated to the appropriate position to realize the focusing function and complete self-focusing. Therefore, the myopia patients are enabled to experience the VR helmet with naked eyes and acquire the same experience effect with that of people with normal vision.
Owner:ANHUI UNIVERSITY OF ARCHITECTURE
Traditional Chinese medicine preparation for regulating vision, preparation method and eye mask
InactiveCN109925337ATreatment of myopiaPrevent myopiaSenses disorderHydroxy compound active ingredientsSide effectBlurred vision
An embodiment of the invention provides a traditional Chinese medicine preparation for regulating the vision, a preparation method and an eye mask, and belongs to the technical field of traditional Chinese medicine preparation. The preparation includes placing 7g of sea buckthorn, 10g of peppermint, 15g of cassia seed and 0.3g of borneol into a gauze bag, immersing the gauze bag in cold water for60 minutes, pouring the medicinal materials into a medicine pan, adding 1200ml distilled water for immersion for 20-30 minutes, boiling, then simmering for 10-20min, filtering to obtain the liquid andstanding for 20 minutes to obtain the preparation. The eye mask is prepared by soaking an eye patch in the traditional Chinese medicine preparation. The traditional Chinese medicine preparation is safe and has no side effects, can not only treat myopia, but also prevent myopia, relieve eye fatigue and has an excellent effect on congenital amblyopia and blurred vision. The preparation is effectiveonce in clinical trials, the eyesight can be increased by 1-3 lines on the spot, and the normal vision can be restored after 30 days.
Owner:曲中周
Rain-proof awning of electromobile
InactiveCN101905718AEnsure normal line of sightNormal line of sight guaranteeWeather guardsEngineeringPlastic film
The invention relates to a rain-proof awning of an electromobile, which comprises a detachable framework, an awning top, a left curtain and a right curtain, wherein the detachable framework is formed by assembling an arc-shaped side rod, a three-way joint, a transverse connecting rod and a tensioning belt; the awning top fixedly covers the top of the detachable framework, and the awning top is provided with observing windows corresponding to an electromobile lamp and a driver; and the upper curtains of the left curtain and the right curtain are the observing windows and are connected with a zipper. The clamping-pulling three-way joint ensures that the framework is dismantled conveniently; the observing windows ensure the normal vision of the driver and the normal display of the lamp; and the observing windows are made of high-transparency nano plastic films, have droplet collecting and rolling functions on the surface, and ensure the normal vision of the driver. The rain-proof awning with a flexible structure has better wind-proof cold prevention, rain prevention and sunshading functions, can ensure that the driver passes in and out freely, and can also ensure the driving safety; and even if the overturn accident occurs, the driver can not be hurt because of collision with the awning top.
Owner:高景炜
Programmable eye-protecting and health-keeping functional electronic module device andderivative and external application device
InactiveCN102314393AProtect the bloodProtect eyesightNon-optical adjunctsDevices for pressing relfex pointsKey pressingExternal application
The invention discloses a programmable eye-protecting and health-keeping functional electronic module device, which comprises a power supply module, a timed startup and storage module, a reminding device and a key unit, wherein the power supply module is connected to the timed startup and storage module; the timed startup and storage module is connected with the reminding device; the key unit is connected with the timed startup and storage module; and the reminding device consists of a vibrator or an earphone, an LED (Light-Emitting Diode) lamp band and electromagnetic acousto-optic tools such as a liquid crystal display screen and the like. An eye-protecting and health-keeping functional mobile phone comprises a mobile phone and eye-protecting functional eyeglasses, wherein the eye-protecting and health-keeping functional electronic module device is arranged in the mobile phone; an eye-protecting and health-keeping key is set to start an eye-protecting and health-keeping function by pressing; the eye-protecting functional eyeglasses comprise eyeglasses and an eye-protecting functional electronic module; the edge of an eyeglass frame is provided with a reminding device; and the reminding device is connected to the programmable eye-protecting and health-keeping functional electronic module through a data line. The invention can be applied to various devices to remind a user of resting periodically and protect normal vision and body life on multiple aspects.
Owner:张俊军
Display device resource playing method and display device
InactiveCN112214190AMeet resource playback needsGuaranteed resource appreciation experienceSound input/outputDigital output to display deviceVisually impairedDisplay device
According to the display device resource playing method and the display device provided by the invention, the corresponding audio output device can be selected to play the audio resources and the speak aside information according to the earphone mode and the audio mode when the display device is connected with the earphone and the speak aside output mode under the visual impairment mode. Accordingto the technical scheme, the resource playing requirements of the visually impaired user and the user with normal vision can be met at the same time, and when the visually impaired user and the userwith normal vision watch resources at the same time, the visually impaired user can listen to audio resources and parasites by independently using the earphone; users with normal eyesight can use theloudspeaker of the display device to listen to audio resources; alternatively, a user with visual impairment can listen to audio resources and speak aside information using a speaker of the display device, while a user with visual impairment can listen to audio resources using a headset alone. Therefore, the speak aside information provided for the user with visual impairment does not influence the audio content of the user with normal vision, and the resource appreciation experience of different users can be ensured at the same time.
Owner:QINGDAO HISENSE MEDIA NETWORKS CO LTD
Remotely-controlled visual chart (capable of treating amblyopia and low myopia) with box
InactiveCN102772290AExercise contractile functionPrevent recitingEye exercisersEye diagnosticsBiomedical engineeringOptometry
The invention discloses a remotely-controlled visual chart (capable of treating amblyopia and low myopia) with a box, which is characterized in that detection symbols refer to eight openings (upper, lower, left, right, upper-left, lower-left, upper-right and lower-right), eight ensiform remotely-controlled receiving type indicating lamps (at upper, lower, left, right, upper-left, lower-left, upper-right and lower-right) are arranged above a box body, the indicating lamps have eight colors, a remotely-controlled transmitting pedal (divided into upper, lower, left, right, upper-left, lower-left, upper-right and lower-right parts) is correspondingly arranged, the pedal has corresponding eight colors, and the center of the remotely-controlled pedal is provided with a device which can carry out 360-degree rotation. The top of the box body is provided with an inserting slot for replacing visual charts, and 3-5 pieces of symbol vision boards with different detection directions are stored. The remotely-controlled visual chart (capable of treating the amblyopia and the low myopia) with the box can be used for carrying out the ordinary vision detection, and also can carry out the normal vision detection on deaf-mute children, and in the process of vision detection, a tested person is not required to talk but just steps on corresponding arrows while seeing the opening directions or colors of the detection symbols of the visual chart, then the indicating lamps above the visual chart are turned on, so that through cooperating with a vision correction method (application number: 201110270610. X) invented by the inventor of the invention previously, a person with the amblyopia and the low myopia can achieve or are close to be at a condition of normal vision in a short time.
Owner:冯保平
Special vitamin feed additive for egg-type breeding chicken and preparation method for special vitamin feed
InactiveCN104664133AImprove palatabilityIncrease vitalityAnimal feeding stuffFeed additiveNicotinic Acids
The invention relates to a special vitamin feed additive for egg-type breeding chicken and a preparation method for the special vitamin feed. The feed additive is prepared from the following components in parts by weight: 5-8 parts of vitamin A, 5-10 parts of vitamin E, 5-10 parts of vitamin C, 10-30 parts of montmorillonite, 10-20 parts of methionine, 10-20 parts of lysine, 1-5 parts of arsanilic acid, 0.5-1 part of vitamin B2, 0.5-1 part of biotin, 0.5-1 part of nicotinic acid, 5-10 parts of VB6 and 5-10 parts of D-calcium pantothenate. The feed additive disclosed by the invention has capacity of keeping normal dark adaptation, can be used for keeping normal vision to promote biosynthesis of proteins and differentiation of bone cells, promote the growth of a body and development of bones, promote the development of the egg cell, improve the quality of the egg cells and increase the ovulation quantity, improve the sperm quality of breeding chicken, increase the fertility rate of eggs and improve the vigour and quantity of sperm cells, and has effects on increasing the hatching rate, fertility rate and survival rate of chicks of hatching eggs.
Owner:TIANJIN ZHONGAO FEED
Artificial retina nerve flexible microelectrode device and manufacturing method thereof
InactiveCN110215606ADoes not affect visionImprove applicabilityHead electrodesDecorative surface effectsElectricityButt joint
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD
Video conference implementation method based on fisheye panoramic camera
InactiveCN106791578AIntuitively participate in the communicationParticipate in face-to-face communicationImage enhancementTelevision conference systemsComputer terminalVisual perception
The invention discloses a video conference implementation method based on a fisheye panoramic camera. The problems of high conference hall setting requirements, small view angle range, single scenes and poor face-to-face interaction of the existing video conferences are mainly solved. The implementation scheme is as follows: 1, obtaining a fisheye image of a conference site through the fisheye panoramic camera, and preprocessing the fisheye image in a local processing center; 2, correcting the preprocessed fisheye image by using a spherical perspective projection model to generate a new view point image under normal vision; and 3, transmitting the generated new view point image to a remote processing center through a transmission system, and outputting and displaying the received new view point image to display terminals by the remote processing center. The video conference implementation method disclosed by the invention has the advantages of wide view angle range, simple conference hall settings, convenience for system operation, good intuition, high interactivity, and capability of providing face-to-face interaction experience for all conference participants, and the video conference implementation method can be applied to video conferences of two or more different places.
Owner:XIDIAN UNIV
Photoactivated molecules for light-induced modulation of the activity of electrically excitable cells and methods of using same
ActiveUS20150328313A1Improve acuityModulate activityElectrical/wave energy microorganism treatmentEye diagnosticsLight energyVision based
Methods and compositions modulate the activity of electrically excitable cells. Photovoltaic compounds which, upon exposure to light energy, increase or decrease the electrical activity of cells. These supplement and / or replace of vision based on the conversion of light energy to electrical energy within certain cells of the visual system. A “patch” or bridge to circumvent one or more defective, damaged, or diseased cells in the visual system. Additionally, in several embodiments, subjects with normal vision can benefit from the methods, compositions, systems, and / or devices disclosed herein as normal visual acuity can be heightened. The exposure induces an energy (e.g., a receipt of light energy, conversion to electrical energy, and passage of that electrical energy) from the photovoltaic compound to the cell, thereby altering the transmembrane potential of the cell and / or the opening of one or more ion channels, thereby modulating the activity of the electrically excitable cell.
Owner:UNIV OF SOUTHERN CALIFORNIA +1
Zoom lens and manufacturing method, dynamic zoom lens set and using method
InactiveCN105158929ALarge zoom amountWide optical area or zoom area sizeOptical partsRefractive errorVisual perception
The invention discloses a zoom lens and a manufacturing method, a dynamic zoom lens set and a using method. An optical area formed by optical centers which change continuously is arranged on the zoom lens. The diopter zoom range of the optical area is from -15d-0d at one end to 0d-+5d at the other end. The optical area is 4-70 mm long and 2-50 mm wide. The luminosity of the optical area is smaller than or equal to 250 degrees. Due to the fact that the optical area is large, astigmatism can be well controlled, and therefore the visual function training requirement can be met under the condition that normal vision is not affected; besides the function that the zoom lens serves as a key equipment part for preventing and controlling myopia of adolescents and children, the zoom lens can be widely used for eliminating visual fatigue, optical correction and visual function training of non-pathologic amblyopia and presbyopia and various refractive errors, and finally the targets of optimizing visual functions, improving and correcting vision, finally improving naked vision and guaranteeing stable and reliable vision health are achieved through regular mobile zooming of the zoom lens or the dynamic zoom lens set.
Owner:JIANGSU LEYOU INFORMATION TECH
Audio output control method, control system and electronic equipment
ActiveCN105224279ANormal communicationThere will be no sudden big and small phenomenonSound input/outputVideo playerControl system
The invention provides an audio output control method. The audio output control method comprises: dividing an audio data signal into multiple single-track audio data signals, judging whether a signal peak value of the single-track audio data signals at the current moment is less than that of the single-track audio data signals at a first moment, if yes, updating the signal peak value of the single-track audio data signals at the current moment into the signal peak value of the single-track audio data signals at the first moment, otherwise, keeping the signal peak value of the single-track audio data signals at the current moment not less than that of the single-track audio data signals at the first moment; regulating gain values of the single-track audio data signals at the current moment as first gain values, which are required by users, of the single-track audio data signals at the current moment; generating matching single-track audio data signals and combining a multi-track audio data signal. By means of the audio output control method, control system and electronic equipment provided by the invention, video player can ensure normal vision and audio, a phenomenon that sounds are suddenly loud or small will not occur, and normal communication between the users is ensured.
Owner:FUZHOU ROCKCHIP SEMICON
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